Whack

A makeshift cutting or stabbing weapon, commonly manufactured clandestinely in a jail or prison using commonly available items or contraband. Also known as a shiv, shank, banger, etc. A term used in the Pennsylvania prisons.

Yo you better go hide that whack somewhere because I heard the CERT team is coming.

I’m about to go buy a whack off the Puerto Rican bul

Ronnie just got poked up by 2 young buls with whacks

Whack

Something of low status or something bad in quality

Alexis: did you see that guys hairline
Phil: ye word its so bad
Alexis: bro that shits whack

whack

Verb: to have sex with, to fuck.
(East) Belfast slang, often an insensitive and vulgar synonym of love-making.

"Here mate, you whack that dirt last night?"

Whack

To take a hit, or one inhalation of marijuana.

(Dude #1) Hey man, ya got any whackage?

(Dude #2 hesitantly) Uuum...yeah...a little bit.

(Dude #1) Can I get a whack?

(Dude #2 ) Yeah, sure man.. (damn..this guy never has any weed)

Whack

(Multiple definition(s) word!)
Whack1: A onomatopoeia or sound effect when someone gets hit by another person/object.
Whack2: An excessive way to disrespect someone.

Whack 1: WHACK! She get's slapped across the face!
Whack 2: Wow dude! That shirt is completely whack!

whack

adj. A person who has an african-american parent as well as a caucasian parent.

adj. to describe a person with diverse behavioral traits

Also combination of white and black (wh-ack)

Johnny: Hey Frank, look at that hottie.

Frank: I'd tap the square root of that ass.

Johnny: Damn Frank, you whack.

Whack

Cash... a heavy stack, like a lot of it.

I took a banded stack of cash out of my safe, threw it on down on the table... the sound it made was "whack"

I didn't want to deal with banks and taxes, so I bought the car with cash, all in one "whack".